SEALED / UNUSED / UNOPENED. The item "WHAM-O SUPERBALL KEYCHAIN UNOPENED SUPER RARE LARGE BLACK SUPER BALL WHAMO WAMO" is in sale since Sunday, April 1, 2018. This item is in the category "Toys & Hobbies\Outdoor Toys & Structures\Balls, Frisbees & Boomerangs". The seller is "basanniko" and is located in Cedarhurst, New York.